in hull transducer

  1. G

    Hull thickness on Hunter 34

    I am a new owner of a Hunter 34 built in 1986. I need to have an in-hull transducer mounted, but there are restrictions on the thickness of the fiberglass for this shoot-through device to function accurately. Anybody have any idea what the below-the-waterline hull thickness is? Can't seem to...
  2. C

    In hull vs thru hull transducer?

    I recently purchased a 1980 O'Day 23 with a non functional depth finder. I am looking to replace the depth finder and need to decide on a transducer for it. The boat has an ancient thru hull P-19 transducer that so far as I can tell is non functional or obsolete. My marina is willing to swap it...